參數(shù)資料
型號(hào): XR68C681CP
廠商: Exar Corporation
文件頁(yè)數(shù): 18/75頁(yè)
文件大小: 0K
描述: IC UART CMOS DUAL 40PDIP
產(chǎn)品變化通告: Leaded UART, V&I Obsolescence 11/Apr/2011
標(biāo)準(zhǔn)包裝: 9
特點(diǎn): *
通道數(shù): 2,DUART
FIFO's: 1 字節(jié),3 字節(jié)
電源電壓: 5V
安裝類(lèi)型: 通孔
封裝/外殼: 40-DIP(0.600",15.24mm)
供應(yīng)商設(shè)備封裝: 40-PDIP
包裝: 管件
XR68C681
6
Figure 6. A Recommended Schematic for the XTAL Oscillator Circuitry
XR68C681
5
1/</=9G
4 ? & O 6
4
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Note:
The user also has an option to drive the oscillator circuit with a TTL input signal, in lieu of using a crystal oscillator. If this approach is
used, the TTL must be driven into the X1/CLK pin, and the X2 pin must be left floating.
#+ % $%(% %